16325147209 has 8 divisors (see below), whose sum is σ = 19754800128. Its totient is φ = 13169866560.

The previous prime is 16325147203. The next prime is 16325147261. The reversal of 16325147209 is 90274152361.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 16325147209 - 2²⁷ = 16190929481 is a prime.

It is not an unprimeable number, because it can be changed into a prime (16325147203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 68592937 + ... + 68593174.

It is an arithmetic number, because the mean of its divisors is an integer number (2469350016).

Almost surely, 2^16325147209 is an apocalyptic number.

It is an amenable number.

16325147209 is a deficient number, since it is larger than the sum of its proper divisors (3429652919).

16325147209 is a wasteful number, since it uses less digits than its factorization.

16325147209 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 137186135.

The product of its (nonzero) digits is 90720, while the sum is 40.

The spelling of 16325147209 in words is "sixteen billion, three hundred twenty-five million, one hundred forty-seven thousand, two hundred nine".